/Engine/Plugins/Editor/ContentBrowser/ContentBrowserAssetDataSource/Source/ContentBrowserAssetDataSource/Public/ContentBrowserAssetDataSource.h
Tell the data source to remove the cached data for the filter compilation for this specific owner.
virtual void ClearCachedFilterData ( const [FContentBrowserDataFilterCacheIDOwner](API\Editor\ContentBrowserData\FContentBrowserDataFilterCacheID-) & IDOwner )